Just like with our SoundLink Revolve and Revolve+ portable speakers, this 360-degree design avoids the positional sweet spots and frequency drop-offs of speakers that just purpose ahead, but this time, with the extra power and stronger bass that will come with a different shape and a third passive radiator. https://www.bluetoothspeaker.top/karaoke-bluetooth-speaker-dual-microphone-audio-home-karaoke-wireless-bluetooth-speaker/